Home / 87,954,534.58-121,389,799.07-50,777,382.59

Finding the Fourth Proportional to 87,954,534.58, 121,389,799.07 and 50,777,382.59

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Solution

The fourth proportional to 87,954,534.58, 121,389,799.07 and 50,777,382.59 is: 70,080,028.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,954,534.58 : 121,389,799.07 = 50,777,382.59 : x
  2. Step 2: Convert to fraction form
    87,954,534.58/121,389,799.07 = 50,777,382.59/x
  3. Step 3: Cross multiply
    87,954,534.58x = 121,389,799.07 × 50,777,382.59
  4. Step 4: Simplify right side
    87,954,534.58x = 6,163,856,269,900,616
  5. Step 5: Solve for x
    x = 6,163,856,269,900,616/87,954,534.58
  6. Step 6: Final answer
    x = 70,080,028.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.